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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "base/logging.h" | |
6 #include "base/memory/scoped_ptr.h" | |
7 #include "chrome/browser/chromeos/input_method/ibus_controller_base.h" | |
8 #include "testing/gtest/include/gtest/gtest.h" | |
9 | |
10 namespace chromeos { | |
11 namespace input_method { | |
12 | |
13 namespace { | |
14 | |
15 // A mock class for testing SetInputMethodConfig(), AddObserver(), and | |
16 // RemoveObserver() methods in IBusControllerBase. | |
17 class TestIBusController : public IBusControllerBase { | |
18 public: | |
19 TestIBusController() { | |
20 } | |
21 virtual ~TestIBusController() { | |
22 } | |
23 | |
24 // IBusController overrides: | |
25 virtual void ClearProperties() OVERRIDE {} | |
26 virtual bool ActivateInputMethodProperty(const std::string& key) OVERRIDE { | |
27 return true; | |
28 } | |
29 | |
30 bool HasObservers() const { | |
31 return observers_.might_have_observers(); | |
32 } | |
33 | |
34 private: | |
35 DISALLOW_COPY_AND_ASSIGN(TestIBusController); | |
36 }; | |
37 | |
38 class TestObserver : public IBusController::Observer { | |
39 public: | |
40 // IBusController::Observer overrides: | |
41 virtual void PropertyChanged() OVERRIDE {} | |
42 }; | |
43 | |
44 class IBusControllerBaseTest : public testing::Test { | |
45 public: | |
46 virtual void SetUp() { | |
47 controller_.reset(new TestIBusController); | |
48 } | |
49 virtual void TearDown() { | |
50 controller_.reset(); | |
51 } | |
52 | |
53 protected: | |
54 scoped_ptr<TestIBusController> controller_; | |
55 }; | |
56 | |
57 } // namespace | |
58 | |
59 TEST_F(IBusControllerBaseTest, TestAddRemoveObserver) { | |
60 TestObserver observer1; | |
61 TestObserver observer2; | |
62 TestObserver observer3; | |
63 EXPECT_FALSE(controller_->HasObservers()); | |
64 controller_->AddObserver(&observer1); | |
65 EXPECT_TRUE(controller_->HasObservers()); | |
66 controller_->AddObserver(&observer2); | |
67 EXPECT_TRUE(controller_->HasObservers()); | |
68 controller_->RemoveObserver(&observer3); // nop | |
69 EXPECT_TRUE(controller_->HasObservers()); | |
70 controller_->RemoveObserver(&observer1); | |
71 EXPECT_TRUE(controller_->HasObservers()); | |
72 controller_->RemoveObserver(&observer1); // nop | |
73 EXPECT_TRUE(controller_->HasObservers()); | |
74 controller_->RemoveObserver(&observer2); | |
75 EXPECT_FALSE(controller_->HasObservers()); | |
76 } | |
77 | |
78 TEST_F(IBusControllerBaseTest, TestGetCurrentProperties) { | |
79 EXPECT_EQ(0U, controller_->GetCurrentProperties().size()); | |
80 } | |
81 | |
82 } // namespace input_method | |
83 } // namespace chromeos | |
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